v3/ec: Remove extra spaces from things

A few things in the code had extra spaces:
* io.c had a few places with "gpio "
* dts had label = "DP*_PS8468_EQ* "

I removed them.

BUG=None
TEST=Mostly a noop, still compiles

Change-Id: I69eef2f01af71d410f516f626029e33e5978c3e1
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/chameleon/+/2718277
Tested-by: Alexandru M Stan <amstan@chromium.org>
Auto-Submit: Alexandru M Stan <amstan@chromium.org>
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>
Commit-Queue: Paul Fagerburg <pfagerburg@chromium.org>
2 files changed